Entitydatasource to Datatable - c#

I have a Gridview that reads the DataSource from an EntityDataSrouce.
Now I want to convert the EntityDatasource of the gridview to DataTable so I can export it the Gridview as an Excel file.

You do not need to convert it to DataTable just to export. You can do it by gridview self.
Look at this link:
http://mattberseth.com/blog/2007/04/export_gridview_to_excel_1.html
In this article, the author uses a utility class that export it to .xls file, so, you can download it, add on your project and use like the sample.

Related

Export to excel from linqDataSource in ASPX C#

How can export to excel all filtered data from a gridview witch has as datasource a linqdatasource?
I am using aspx c#
Use EPPLUS which provides a FromDataTable method.

add a title to excel file when i use grid control export from devexpress in c#

I'm using a gridcontrol from devexpress.I want to export data using grid.ExportToXls.
How can I add a title to the first line and a footer to the Excel generated file ?
Iam sure this will be helpfull for you :-)
http://www.devexpress.com/Support/Center/Question/Details/Q287367

How to format numbers as string data-types while exporting to Excel in ASP.NET?

In my ASP.NET Web-form Project I have an Event which Export Data (List<Profit>) to Excel . I'm using the old fashion way , writing to HTML file with .XLS extenstionmode
Profit Entity has some string properties which has numeric data like "100000561234"
When I export to Excel , Those Columns appear like 1.00001E+11 in Excel columns, So the user has to Right-Click on Excel column and change format-cell.
Any help appreciated
Simply Add the following line before your HTML code, it will resolve the issue. This style sheet will be applied on every cell and no need to format the cell as string manually.
Response.Write("<style> TD { mso-number-format:\#; } </style>");

Export datatable to excel using LINQ or better way directly

I dont want intermittent of using Gridview or Datagrid controls. I want directly to export a DataTable data to an Excel in straight forward.
Is there a way to export by querying the DataTable and export the same into a new Excel.
Please HELP!!
Take a look at this you can do it with XSLT
http://www.codedigest.com/Articles/ASPNET/13_Export_dataset_to_Excel_with_XSLT_in_AspNet_20.aspx

Set Excel sheet as datasource to Gridview

I have the excel sheet, I want to keep it as datasource to the gridview. gridview will be editable so whatever the data updated sholud be write to again in excel sheet with respected location in sheet.
How can I do this?
You could use the Jet driver to select from the spreadsheet via OLEDB. Your spreadsheet will need to be laid out in a table-like fashion, and you can have some painful problems with type guessing, but this may work for your situation.
Connection string samples here

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